Average concentrations of elements in Columbia County, Arkansas

    Counties page > Na in Conterminous US > Na in south-central US > Averages in Columbia County (Calculated from cells in the geochemical grid plotting in this area.)
Element Symbol Mean Std. dev. Minimum Maximum
AluminumAl (wt%)1.5060.2560.7412.325
ArsenicAs (ppm)3.4491.1041.6369.689
CalciumCa (wt%)0.0530.0090.0270.095
CopperCu (ppm)5.7613.6471.26325.363
IronFe (wt%)0.6690.1090.3151.015
MercuryHg (ppm)0.0230.0070.0100.047
MagnesiumMg (wt%)0.0600.0110.0270.089
ManganeseMn (ppm)221.295164.05551.3941091.830
SodiumNa (wt%)0.0960.0380.0460.211
PhosphorusP (wt%)0.0140.0040.0050.028
LeadPb (ppm)9.8861.7465.04514.970
SeleniumSe (ppm)0.2190.0580.1020.383
TitaniumTi (wt%)0.2510.0280.1840.321
ZincZn (ppm)15.4842.6668.45924.974

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